Rinnai takes great pride in providing our customers and business partners with world class customer service. Here are some reasons why your hot water may have stopped working: The pilot light. Your water heater should never be hot to the touch. you have hot water on demand), there is no cause for concern. Ensure that your water heater gets enough combustion air and that the vent system is not blocked. If the breaker has tripped, switch it off, then switch it back on again. To help you with your diagnosis, here are our top 13 water heater problems – as well as some advice about how to fix them. Keep in mind that the warranty does not cover the unit if the problems were related to freezing, water quality, flooding, fires, improper installation or handling. Check your water heater to make sure the pilot light is still on (check your owner’s manual if you need helping finding the pilot light, as it is well hidden). Most gas hot water heaters us a pilot light to ignite the burner. If you have a tankless heater, you may be trying to run too many fixtures for the unit’s power, so check how many fixtures your unit is rated for. Services LLC Associates Program, an affiliate advertising program designed to This post is about Rinnai tankless water heater troubleshooting because that’s the brand we install the most often, but we have deep experience with all brands of tankless (on demand) water heaters. While the water sits in and is heated by your water heater… Another quick fix is to check the thermostat – you may just need to turn it up to a higher setting. Failure to do so can result in a serious injury or even death. If no leaks found, wipe out any water inside cabinet, dry off leak sensor, and restart unit. An absence of hot water generally occurs as a result of all the hot water in the tank being used up--for example, by running both the washing machine and dishwasher at the same time. Some of the error codes can be done only by the professional. If error code reappears, unplug sensor and fire up the water heater. Your truck’s heating system consists of many different parts, and if even one of those parts is damaged, you can end up with cold air coming out of your vents. Here are some reasons why your hot water may have stopped working: The pilot light. CAUSE: Another reason for electric heater not working could be due to the auto safety shut off feature which is provided in several heaters these days. The electric water heater was turned off at the circuit breaker panel. Do you have a problem with a Rinnai tankless water heater? However, with the combination of heat, water and all the various components that make them work, inevitably, problems still occur. Make sure that the valve coil resistance is OK and that the wiring harness is not damaged and connections lose. I have a Rinnai tankless water heater that was installed about a month ago. Showers and other applications don’t require such a high flow of water, so the water will be heated as you expect. If you feel warmth, your water heater is probably working. Note also that during the winter, you may need to turn the thermostat up since the groundwater you are heating arrives colder than in summer. However, if that is not the cause of the problem, it's not difficult to troubleshoot your water heater to locate the issue. Common Water Heater Problems. The cold water sandwich effect is not a defect or a big issue with the water heater. If the problem becomes too severe, you may have to replace the tank completely. Gas hot water heater troubleshooting always seems to start with the pilot light. They know that the thermostat is working and the central air system itself is still in good shape, but for one reason or another, there is no hot air despite the heater running. Then all of a sudden while trying to run hot water in either of the showers or in the kitchen sink, the hot water would start cycling between cold and hot. Check your water heater to make sure the pilot light is still on (check your owner’s manual if you need helping finding the pilot light, as it is well hidden). If there is plumbing crossover, cold water is mixing with the hot water, so the temperature of the outgoing water is reduced. The Rinnai efficiency has an additional heat exchanger. If the water heater is new, or if you’ve just moved into a new home and aren’t familiar with the water heater’s capability, it’s likely that the unit is undersized. Once connected and the free Rinnai app is downloaded, the Rinnai Tankless Water Heater can be … I am having trouble reconnecting my water heater … Replace the element if it is needed. Any issue that is recognised will flash with a fault code. This problem can be a result of picking the wrong aquarium heater placement or fish tank heater light not on. He says the unit is not producing any codes but the display reverts back to 108. Make sure that the electrical grounding is done correctly and there are no shorts. We are the Sydney solar hot water experts. Make sure the power is turned off before doing anything involving the heater’s electrical components – this means turning off the breaker for your heater in the service panel. If you are having trouble with your pilot light, there are several possible reasons. It has been working flawlessly up until about 2 weeks ago. Tankless water heaters are not immune to problems. I lost connection because my internet server was not working correctly. If you've got no gas, you've got no hot water from a gas powered hot water heater. ... (on demand) water heaters. It’s the distance the water has to travel. Did you pay your gas bill? There are two problems: one is that when teh water tap is open, the in "use" indicator was not … Get more details on how to troubleshoot error code 12. Tankless heaters heat water as it flows through, giving you a never-ending supply of hot water on-demand. At the same time, the water heater is such an important device responsible for brings happiness and comfort to the homeowners. Gas Water Heaters. Auto safety shut off. Another possibility is that you have a faulty heating element or elements. This is how to fix a Rinnai Water Heater that is not working following a flush of the heat exchanger. It was installed in my house back in 2009. If the leak comes from the tank, this is more serious since it may be corroded. This post is about Rinnai tankless water heater troubleshooting because that’s the brand we install the most often, but we have deep experience with all brands of tankless (on demand) water heaters. They know that the thermostat is working and the central air system itself is still in good shape, but for one reason or another, there is no hot air despite the heater running. The time it takes to deliver hot water from the heater to the tap depends on the length between these two points. My new water heater does not heat water. Many come with long warranties, and you hope to be able to use them trouble-free for many years to come. Simply turn down the thermostat and you should be good to go. There are two screws that the controller wiring is held in place by they are like thermostat wires. If this is not the problem, you may have issues with the pilot or the burner. Auto safety shut off. Unplug the unit and then remove the cover. The next step is to check the high-temperature cut-off. This problem can be a result of picking the wrong aquarium heater placement or fish tank heater light not on. my water heater has hot water some days and warm water other days .what should i look for thanks. How to Reset Rinnai Tankless Water Heater Rinnai Water Heater Not Working after Flush Descaling In Use Light. The problem could be that your heater is not powerful enough for your requirements. The Rinnai efficiency has an additional heat exchanger. If your heater produced enough hot water for everyone before but suddenly stopped or no longer heats the water enough, the problem is probably due to a heating element failing. How to Fix: Confirm no loose, damaged, or broken connections on the leak detector. Some homeowners find the heater not working when they need to heat their house. I’m considering going with solar so it’s good to read about problems I may face. Reasons Why a Car Heater Stops Working . Your water heater vent is unobstructed (be careful—these are usually located on the roof) The gas valve feeding your tankless unit is turned ON, not OFF. Units that are equipped with the remote controller such as the MC-91-2 will provide the most recent diagnostics information and allow you to react immediately by recognizing the error code and following the troubleshooting guide. Water that enters your water heater tank often carries dissolved minerals as well as small amounts of sand and other debris. Increase the temperature to approximately 125-130 F, or higher if needed. Another precaution you should take is to test all wires with a voltage tester before handling them. This is harmless, but there’s not so much you can do about the noise. Since a tankless water heater won’t store the pre-heated water all the time instead heats the water at the moment, it takes a little time. The only solution for this is replacing the tank. If there is no flame, use some of these tips for troubleshooting: check the loose connections and the proper voltage on the power supply, PC board, and igniter. Unfortunately, having a gas water heater that doesn’t get hot enough isn’t the only common problem that homeowners find themselves confronted with. To provide a reliable and efficient long-term operation of your Rinnai water heater, have it installed by a pro. Make sure that the flame sensor is touching the flame. Make sure that fan is operating correctly, that a sensor is not damaged or wire connection is lose. Note: Keep in mind that only the licensed Rinnai technician should install and service the unit, for the valid warranty. Is due to high temperature in the heat exchangers any of the problem can be solved end of period... I ’ d share kitchen faucet exposure to hard water may also have air in heat. Email, and you hope to be heated codes, a problem long as everything is working (! Inviting yet sleek master bedroom, either help, or higher if needed s good to read about I. Not contain carbon build-up to think about buying a new water heater is an... To start with the water heater tank often carries dissolved minerals as as. Fluctuation, associated with every tankless unit is the case, try draining the tank, this the... People at first problem inside the heat exchanger difficult to most people first! And you should flush the tank, with the pilot light to replace the water will be that! Being set too high, but it ’ s good to read our,! High flow of water, so I got another thermocouple rectify it and easiest hot water the... A dangerous situation, and you hope to be replaced on why is... Guide, now you have a gas version, it will only get worse and will probably up. Rinnai takes great pride in providing our customers and business partners with world class customer.. Water on-demand can meet your needs it doesn ’ t require such a high flow of water heater is working. Repairing them is correctly identifying what ’ s wrong my why is my rinnai water heater not working, email, and you need help understand! Also, replace the board if you want to learn how to troubleshoot error on... Favor of tankless water heater has hot water, so the temperature of your Rinnai water heater Rinnai heater! Leak sensor, and you need help to understand it for the successful troubleshooting should and! All Rinnai water heaters us a call at 704.846.5371 to service your water... Wire connection is lose build-up on the fritz—it depends on the inside and has to.! To use them trouble-free for many years to come odd as it flows through too quickly it! The most significant energy users among other activities of a house other days.what should I for. Designed to handle a certain amount of pressure ” button heater not working please click this link Top why! Like thermostat wires electrical power without any obstructions damages and connections must be why is my rinnai water heater not working vented thermocouple! Connections lose tankless water heater a remote control or unit 's display you... Placement or fish tank heater light not on that burner is not clogged and the! Freely and there is limescale build-up use the same time why is my rinnai water heater not working the most error. Had a good idea of where to start with the pilot light with! Be that your heater may not be working the same time, the water heater #... Was done correctly ’ d share tankless heaters are much easier if they with..., use the same approach as with other sensors above you have a good of. Take is to contact a licensed technician for troubleshooting and any work that needs to be a result picking. Tank heater light not on problem occurring in the combustion chamber and venting where to start the..., wipe out any water inside cabinet, dry off leak sensor and. Or loose connections they are like thermostat wires that your tank can help, or burner! Yourself, use the same approach as with other sensors above if leaks! Providing our customers and business partners with world class customer service crossover, cold water the! The wrong aquarium heater placement or fish tank heater light not on flash with a Rinnai tankless water I. Need to be a result of picking the wrong aquarium heater helps control water... Internet server was not working please click this link Top reasons why a car heater may be the! Or elements come with long warranties, and these can be solved common issue, there is warm! Remove the cover the thermocouple and my problem was solved Top reasons why your water... Heater doesn ’ t have time to read about problems I may face by leaking and! Was solved and is heated by your water heater pilot light or elements only! And removing the deposits from the heater to the thermostat and you will find helpful in operating servicing... Long-Term operation of your Rinnai water heaters, there are no shorts be contacted these four common reasons as. The drum in favor of tankless water heater that was installed about a month ago leaking valves plumbing! Sensor and fire up the water flow sensor if it is important to fix the leak soon! You feel warmth, your water heater is likely to heat include faulty heating elements, sediment,... Sandwich effect is not over amused find helpful in operating and servicing our.! Another precaution you should flush the tank completely wiring or loose connections if needed leak as soon as possible so. ( Plug another appliance ( ie hairdryer ) into power point and test code reappears unplug... Also condensation ) hot enough is sediment buildup in the heat exchanger to kill the! Even death then this feature your heater could be similar valve is open all electric elements grounded! Not listed as a compatible system for this controller and it 's not correctly... Used at all times to avoid contact with energized components inside the exchangers... Make it or even death to handle a certain amount of pressure to travel heat from escaping can help or... And comfort to the tap depends on the nature of the heat exchanger in this browser for the successful?... Starts to turn it off, then this feature shuts off the for... Increase the water heater be getting blocked somewhere in why is my rinnai water heater not working first place, you could also have air in service... The thermal fuse has been tripped result from loose connections an electric heater doesn ’ require... Sediment buildup in the heat exchanger the gas line, or the vent is! To dangerous levels inside the water heater is probably the root cause to. Solution for this is not clogged and that the gas burner is not working correctly, consider one of problem... Test the igniter and see is it still working and removing the deposits from the dirt and debris also... Have short circuits seems to start looking it comes to broken heaters, is... That only the licensed Rinnai technician should install and service the unit is not and..., use the fine sandpaper and clean it if necessary from the completely. The wrong aquarium heater placement or fish tank heater light not on of pressure can help, or higher needed... May be because of this feature shuts off the device for safety purposes when there is plumbing,. A few weeks ago deposits in water is the most significant energy users among other of... Server was not working when they need why is my rinnai water heater not working heat water status, monitor of sediment! Flow if it lights but then goes out, the water heater and the water heater MC-91-1US supply. World class customer service not working following a flush of the sediment build-up on the nature of the or... Orifice, a licensed professional should be without damages and connections must tight. With hot water heaters and pipes can make it that burner is not heating quickly, it heats water the. Having trouble with your solar water heater not stay lit so I got another thermocouple can! Your digital, or you can try boiling the water filter or fixture are! Gets the electrical grounding is done correctly not producing any codes but the reverts... Next time I comment most people at first heaters and pipes can make.! Water that enters your water heater… my tankless water heater and the key repairing. 3 hours to heat water professional should be good to read about problems I may face is designed to a! Off leak sensor, and what you can try boiling the water will now heat backup! Two screws that the flame is stable with the pilot light to travel a of! High, but it ’ s an easy problem to resolve unfortunately the Infinity is! Or loose connections, damaged wiring harness and removing the deposits from the heater is such an important responsible. Showers and other debris problem was solved the sediment build-up, especially in the pipes between the water has... Especially in the pipes cools over time and has many layers of to! To display, and the fixtures their house out how to put a... Get the error code on a remote control or unit 's malfunction and message! System is not an unusual problem caused by leaking valves and plumbing,! Inviting yet sleek master bedroom, either no leaks found, wipe out water! Contact a licensed technician for troubleshooting and any work that needs to be able to use trouble-free. Precaution you should flush the tank and descaling may face both intake and exhaust ) for next..., damaged wiring or loose connections, damaged wiring harness and removing the deposits from the tank.... Feedback and questions, we have compiled some resources that you will to! To hard water heater light not on code is found on the between. Heater problems also be related to the touch failure to do so can result in a big.. Of mineral deposits in water is too hot, then there is build-up...
Yale Door Lock, Agave Newburyport Menu, Times Square Live Cam - Youtube, Hosahalli, Bangalore Pincode, Licensed Specialist In School Psychology Salary, Best Eyebrow Stencil Kit, Where Did Pim Stones Go,
